Language change and communication
Subtitle: Test booklet
By: [by] Robert E. Horn... Consultant Robert E. Shafer
Contributors: Shafer, Robert Eugene, 1925-
Publisher: Science Research Associates
Published: 1967
Place of publication: Chicago
Language: eng
Number of pages: 28
Subjects: Programmed instruction; Textbooks; Communication; Language and languages
Notes: Title from title page.